When a spell you control deals damage, transform Flame Channeler.

----------------------

Embodiment of Flame

When a spell you control deals damage, put a flame counter on Embodiment of Flame

1, Remove a flame counter from Embodiment of Flame: Exile the top card of your library. You may play that card this turn.

When a spell you control deals damage, transform this creature.

Whenever a spell you control deals damage, put a flame counter on this creature.
{1}, Remove a flame counter from this creature: Exile the top card of your library. You may play that card this turn.